However, while Groupon shows that there is interest in tech IPOs for hot technology, volatility in the markets may continue to make public offerings problematic. When the stock market experiences wide swings, as it has in recent months, vendors find it difficult to price shares.

Though corporate share prices have recovered from their third-quarter lows, thanks at least in part to strong tech vendor earnings news, continued concern about unemployment in the U.S. and European sovereign debt continues to shake markets. Markets this week ended on a down note, mainly due to concerns about a possible rejection by Greece of a sovereign debt bailout package being offered by France and Germany. The matter is set for a referendum in Greece over the next month. All major markets in the U.S. closed down Friday, with the Nasdaq computer vendor index slipping 6.80 points to 1437.85.